Nagel, C. (2008). Professional C# 2008. Wiley India pvt. Ltd..
芝加哥风格引文Nagel, Christian. Professional C# 2008. Indianapolis, Ind. ; New Delhi: Wiley India pvt. Ltd., 2008.
MLA引文Nagel, Christian. Professional C# 2008. Wiley India pvt. Ltd., 2008.
警告：这些引文格式不一定是100％准确.